body {
    font-family: Arial, sans-serif;
    text-align: center;
    background-color: #f4f4f4;
}

h1 {
    color: #333;
}

#board {
    display: grid;
    grid-template-columns: repeat(19, 30px);
    grid-template-rows: repeat(19, 30px);
    gap: 1px;
    justify-content: center;
    margin-top: 20px;
    background-color: #d2b48c;
}

.cell {
    background-color: #e6ccb3;
    cursor: pointer;
}

.black {
    background-color: #000;
    border-radius: 50%;
}

.white {
    background-color: #fff;
    border-radius: 50%;
}

#result {
    margin-top: 20px;
    font-size: 24px;
    color: #333;
}